Operating continuously variable transmission at discrete ratios
US11236825B1 · kind B1 · utility
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20Claims
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Key dates
| Filing date | Nov 12, 2020 |
| Grant date | Feb 1, 2022 |
| Priority date | — |
| Expiry date | Nov 12, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2061/6617
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A vehicle includes an engine, a continuously variable transmission, and a controller. The controller, responsive to a request to manually shift the continuously variable transmission and the engine being on, operates the continuously variable transmission atone of a predetermined number of discrete ratios such that a speed of the engine changes by at least a predetermined amount.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.